1840s


Events and Trends

   * Karl Marx writes The Communist Manifesto
   * Mexican-American War
   * Revolutions in Europe
   * Introduction of the postal stamp

World Leaders

   * Emperor Ferdinand I (Austria)
   * Chancellor Klemens Wenzel von Metternich (Austria)
   * Emperor Franz Josef (Austria-Hungary)
   * King Louis-Philippe (France)
   * Pope Gregory XVI
   * Pope Pius IX
   * Emperor Nicholas I (Russia)
   * Queen Victoria (United Kingdom)
   * Prime Minister Lord Melbourne (United Kingdom)
   * Prime Minister Sir Robert Peel (United Kingdom)
   * Prime Minister Lord John Russell (United Kingdom)
   * President Martin Van Buren (United States)
   * President John Tyler (United States)
   * President James Knox Polk (United States)